#include<stdio.h>
#include<sys/types.h>
#include<sys/stat.h>
#include<fcntl.h>
int main()
{
	int fd1,fd2;
	fd1=open("12.txt",O_RDWR,0);
	fd2=open("123.txt",O_RDWR,0);
	printf("%d %d\n",fd1,fd2);
	return 0;
}
